52493156448 has 24 divisors (see below), whose sum is σ = 137794535928. Its totient is φ = 17497718784.

The previous prime is 52493156413. The next prime is 52493156477. The reversal of 52493156448 is 84465139425.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 52493156448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273401761 + ... + 273401952.

It is an arithmetic number, because the mean of its divisors is an integer number (5741438997).

Almost surely, 2^52493156448 is an apocalyptic number.

It is an amenable number.

52493156448 is an abundant number, since it is smaller than the sum of its proper divisors (85301379480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52493156448 is a wasteful number, since it uses less digits than its factorization.

52493156448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546803726 (or 546803718 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 51.

The spelling of 52493156448 in words is "fifty-two billion, four hundred ninety-three million, one hundred fifty-six thousand, four hundred forty-eight".